CN108178566B - Preparation method of baking-free brick capable of preventing moss - Google Patents
Preparation method of baking-free brick capable of preventing moss Download PDFInfo
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- CN108178566B CN108178566B CN201810097880.7A CN201810097880A CN108178566B CN 108178566 B CN108178566 B CN 108178566B CN 201810097880 A CN201810097880 A CN 201810097880A CN 108178566 B CN108178566 B CN 108178566B
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/12—Acids or salts thereof containing halogen in the anion
- C04B22/124—Chlorides of ammonium or of the alkali or alkaline earth metals, e.g. calcium chloride
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/148—Aluminium-sulfate
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a preparation method of a baking-free brick for preventing moss, which comprises the following operation steps of: (1) uniformly mixing stainless steel slag, alunite and sal ammoniac, adding into a grinder for grinding, adding the treatment solution, and uniformly mixing and stirring to prepare a base material for later use; (2) uniformly mixing the base material, cement and fly ash, adding the mixture into a cement mortar stirrer, stirring, adding water, a water reducing agent and an early strength agent into the stirrer, continuing stirring to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick; (3) taking out the bricks, and curing at room temperature for 15-20 days to obtain the baking-free bricks. The green moss preventing baking-free brick provided by the invention has excellent mechanical properties and high strength, is not easy to break in the carrying and transporting processes, particularly has excellent green moss preventing performance, and can effectively prevent moss plants such as green moss from growing and propagating on the surface of the green moss plants.
Description
Technical Field
The invention belongs to the technical field of baking-free brick preparation, and particularly relates to a preparation method of a baking-free brick capable of preventing green moss.
Background
The baking-free brick is a novel wall material which is manufactured by using fly ash, coal cinder, coal gangue, tailing slag, chemical slag or natural sand, tidal marsh mud and the like as main raw materials without high-temperature calcination and is called as the baking-free brick. The baking-free brick is characterized by that it uses a reasonable scientific formula, and adds a coagulating agent and trace chemical additive according to a certain proportion, and makes the grain size, humidity and mixing degree be intensified by means of reasonable equipment process to obtain optimum plastic state, then makes the brick body be quickly hardened by means of high-pressure compression moulding, and its time is longer, effect is better, and the brick is good in practicability, and does not need to be soaked when building wall, and its appearance is neat. The material has high strength, good durability, standard size, complete appearance and uniform color, has simple and natural appearance, and can be used as a dry wall or any external decoration. Therefore, the brick is a promising updated product for replacing clay bricks. In order to save cost, the wall built by the baking-free bricks is not coated with materials on the surface, so that moss substances such as moss are easy to grow on the surface of the baking-free bricks in the using process, the service life of the baking-free bricks is influenced, and the decorative effect of the baking-free bricks is also influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a preparation method of a baking-free brick for preventing green moss.
The invention is realized by the following technical scheme.
A preparation method of a baking-free brick for preventing moss comprises the following operation steps:
(1) uniformly mixing stainless steel slag, alunite and sal ammoniac according to the mass ratio of 35-40:7:1, adding the mixture into a crusher to be crushed into 300 meshes of 250, adding a treatment solution accounting for 8-10% of the mass of the mixed powder, and uniformly mixing and stirring to prepare a base material for later use, wherein the treatment solution is prepared from the following components in parts by weight: 4-8 parts of laurylamine, 17-20 parts of melamine cyanurate, 1-2 parts of silicone oil and 35-40 parts of water, wherein the average particle size of the melamine cyanurate is 50 mu m;
(2) uniformly mixing 82-88 parts of base material, 8-10 parts of cement and 4-8 parts of fly ash in parts by weight, adding the mixture into a cement mortar stirrer, stirring for 5-7min, adding 10-15 parts of water, 0.1-0.3 part of water reducing agent and 0.1-0.2 part of early strength agent into the stirrer, continuing stirring for 3-5min to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick;
(3) and (3) taking out the brick prepared in the step (2), and curing at room temperature for 15-20 days to obtain the baking-free brick.
Specifically, in the step (1), the treatment liquid is prepared by the following method: adding laurylamine, melamine cyanurate and silicone oil into water in sequence, and continuously stirring at a rotation speed of 400r/min for 10min to obtain the treatment solution.
Specifically, in the step (2), the water reducing agent is a liquid polycarboxylic acid high-performance water reducing agent, the solid content is 40%, and the early strength agent is triethanolamine.
Specifically, in the step (2), the pressure for pressing is 12-15MPa, and the pressure maintaining time is 50-60 s.
According to the technical scheme, the beneficial effects of the invention are as follows:
the preparation method of the green moss-preventing baking-free brick provided by the invention is simple to operate, low in cost, less in pollution emission in the preparation process, green and environment-friendly, and the prepared baking-free brick has excellent mechanical properties and high strength, is not easy to break in the carrying and transporting processes, especially has excellent green moss-preventing properties, and can effectively prevent moss plants such as moss from growing and propagating on the surface of the brick. The alunite contains a large amount of potassium, aluminum elements and sulfate ions, and can generate toxic action on moss plants, thereby effectively inhibiting the growth and propagation of the alunite on the surface of the baking-free brick; the sal ammoniac contains a large amount of ammonium ions, which is not only beneficial to hardening of baking-free bricks, improving the strength of the baking-free bricks, but also beneficial to inhibiting the growth of moss plants; the treatment solution can adsorb and fix ions in alunite and sal ammoniac, effectively prevent the ions from being separated out and further prolong the maintenance time of the moss-preventing performance of the baking-free bricks.
Detailed Description
For those skilled in the art to further understand the features and technical content of the present invention, refer to the following detailed description of the present invention.
Example 1
A preparation method of a baking-free brick for preventing moss comprises the following operation steps:
(1) uniformly mixing stainless steel slag, alunite and sal ammoniac according to the mass ratio of 35:7:1, adding the mixture into a grinder to be ground into 250 meshes, adding a treatment solution accounting for 8% of the mass of the mixed powder, and uniformly mixing and stirring to prepare a base material for later use, wherein the treatment solution is prepared from the following components in parts by weight: 4 parts of laurylamine, 17 parts of melamine cyanurate, 1 part of silicone oil and 35 parts of water, wherein the average particle size of the melamine cyanurate is 50 microns;
(2) uniformly mixing 82 parts of base material, 8 parts of cement and 4 parts of fly ash in parts by weight, adding the mixture into a cement mortar stirrer, stirring for 5min, adding 10 parts of water, 0.1 part of water reducing agent and 0.1 part of early strength agent into the stirrer, continuing stirring for 3min to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick block;
(3) and (3) taking out the brick prepared in the step (2), and curing at room temperature for 15 days to obtain the baking-free brick.
Specifically, in the step (1), the treatment liquid is prepared by the following method: adding laurylamine, melamine cyanurate and silicone oil into water in sequence, and continuously stirring at a rotation speed of 400r/min for 10min to obtain the treatment solution.
Specifically, in the step (2), the water reducing agent is a liquid polycarboxylic acid high-performance water reducing agent, the solid content is 40%, and the early strength agent is triethanolamine.
Specifically, in the step (2), the pressure for pressing is 12MPa, and the pressure holding time is 50 s.
Example 2
A preparation method of a baking-free brick for preventing moss comprises the following operation steps:
(1) uniformly mixing stainless steel slag, alunite and sal ammoniac according to the mass ratio of 38:7:1, adding the mixture into a grinder to be ground into 280 meshes, adding a treatment solution accounting for 9% of the mass of the mixed powder, and uniformly mixing and stirring to prepare a base material for later use, wherein the treatment solution is prepared from the following components in parts by weight: 6 parts of laurylamine, 19 parts of melamine cyanurate, 2 parts of silicone oil and 38 parts of water, wherein the average particle size of the melamine cyanurate is 50 microns;
(2) uniformly mixing 84 parts of base material, 9 parts of cement and 6 parts of fly ash in parts by weight, adding the mixture into a cement mortar stirrer, stirring for 6min, adding 13 parts of water, 0.2 part of water reducing agent and 0.1 part of early strength agent into the stirrer, continuing stirring for 4min to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick block;
(3) and (3) taking out the brick prepared in the step (2), and curing at room temperature for 18 days to obtain the baking-free brick.
Specifically, in the step (1), the treatment liquid is prepared by the following method: adding laurylamine, melamine cyanurate and silicone oil into water in sequence, and continuously stirring at a rotation speed of 400r/min for 10min to obtain the treatment solution.
Specifically, in the step (2), the water reducing agent is a liquid polycarboxylic acid high-performance water reducing agent, the solid content is 40%, and the early strength agent is triethanolamine.
Specifically, in the step (2), the pressure for pressing is 13MPa, and the pressure holding time is 55 s.
Example 3
A preparation method of a baking-free brick for preventing moss comprises the following operation steps:
(1) uniformly mixing stainless steel slag, alunite and sal ammoniac according to the mass ratio of 40:7:1, adding the mixture into a grinder to be ground into 300 meshes, adding a treatment solution accounting for 10% of the mass of the mixed powder, and uniformly mixing and stirring to prepare a base material for later use, wherein the treatment solution is prepared from the following components in parts by weight: 8 parts of laurylamine, 20 parts of melamine cyanurate, 2 parts of silicone oil and 40 parts of water, wherein the average particle size of the melamine cyanurate is 50 microns;
(2) uniformly mixing 88 parts of base material, 10 parts of cement and 8 parts of fly ash in parts by weight, adding the mixture into a cement mortar stirrer, stirring for 7min, adding 15 parts of water, 0.3 part of water reducing agent and 0.2 part of early strength agent into the stirrer, continuing stirring for 5min to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick block;
(3) and (3) taking out the brick prepared in the step (2), and curing at room temperature for 20 days to obtain the baking-free brick.
Specifically, in the step (1), the treatment liquid is prepared by the following method: adding laurylamine, melamine cyanurate and silicone oil into water in sequence, and continuously stirring at a rotation speed of 400r/min for 10min to obtain the treatment solution.
Specifically, in the step (2), the water reducing agent is a liquid polycarboxylic acid high-performance water reducing agent, the solid content is 40%, and the early strength agent is triethanolamine.
Specifically, in the step (2), the pressure for pressing is 15MPa, and the pressure holding time is 60 s.
Comparative example 1
The operation steps of alunite and sal ammoniac in the step (1) are completely the same as the example 1 except that river sand is changed.
Comparative example 2
The treated solution in step (1) was changed to clean water, and the remaining operation steps were exactly the same as in example 2.
The baking-free bricks prepared by the methods of the examples and the comparative examples are placed in an outdoor environment, the growth condition of the moss on the surface of the bricks is checked after one year, and the test results are shown in table 1:
TABLE 1 testing of the moss-preventing performance of baking-free bricks
| Item | Growth of lichen |
| Example 1 | No moss growing on the surface |
| Comparative example 1 | The growth area of the moss accounts for 74 percent of the total area |
| Example 2 | No moss growing on the surface |
| Comparative example 2 | The growth area of the moss accounts for 74 percent of the total area |
| Example 3 | No moss growing on the surface |
As can be seen from Table 1, the baking-free brick prepared by the invention has an excellent function of preventing the growth of moss, can effectively prolong the service life of the baking-free brick and improve the decorative effect of the baking-free brick.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (4)
1. The preparation method of the moss-preventing baking-free brick is characterized by comprising the following operation steps of:
(1) uniformly mixing stainless steel slag, alunite and sal ammoniac according to the mass ratio of 35-40:7:1, adding the mixture into a crusher to be crushed into 300 meshes of 250, adding a treatment solution accounting for 8-10% of the mass of the mixed powder, and uniformly mixing and stirring to prepare a base material for later use, wherein the treatment solution is prepared from the following components in parts by weight: 4-8 parts of laurylamine, 17-20 parts of melamine cyanurate, 1-2 parts of silicone oil and 35-40 parts of water, wherein the average particle size of the melamine cyanurate is 50 mu m;
(2) uniformly mixing 82-88 parts of base material, 8-10 parts of cement and 4-8 parts of fly ash in parts by weight, adding the mixture into a cement mortar stirrer, stirring for 5-7min, adding 10-15 parts of water, 0.1-0.3 part of water reducing agent and 0.1-0.2 part of early strength agent into the stirrer, continuing stirring for 3-5min to obtain a mixture, adding the mixture into a mold, and performing compression molding to obtain a brick;
(3) and (3) taking out the brick prepared in the step (2), and curing at room temperature for 15-20 days to obtain the baking-free brick.
2. The preparation method of the moss-preventing baking-free brick as claimed in claim 1, wherein in the step (1), the treatment liquid is prepared by the following method: adding laurylamine, melamine cyanurate and silicone oil into water in sequence, and continuously stirring at a rotation speed of 400r/min for 10min to obtain the treatment solution.
3. The preparation method of the moss-preventing baking-free brick as claimed in claim 1, wherein in the step (2), the water reducing agent is a liquid polycarboxylic acid high-performance water reducing agent with a solid content of 40%, and the early strength agent is triethanolamine.
4. The method for preparing the moss-preventing baking-free brick as claimed in claim 1, wherein in the step (2), the pressing pressure is 12-15MPa and the pressure maintaining time is 50-60s during the pressing and forming.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810097880.7A CN108178566B (en) | 2018-01-31 | 2018-01-31 | Preparation method of baking-free brick capable of preventing moss |
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| CN201810097880.7A CN108178566B (en) | 2018-01-31 | 2018-01-31 | Preparation method of baking-free brick capable of preventing moss |
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| CN108178566A CN108178566A (en) | 2018-06-19 |
| CN108178566B true CN108178566B (en) | 2021-05-18 |
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| CN111530533B (en) * | 2020-05-07 | 2022-03-01 | 宋晓莉 | Dust-free recycling pretreatment device for tiles |
| CN113372080A (en) * | 2021-06-17 | 2021-09-10 | 巢湖市树杰水泥制品有限公司 | Method for preparing high-strength steam brick by using construction waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1239428C (en) * | 2004-07-05 | 2006-02-01 | 鞍钢附属企业公司钢材改制厂 | Building brick without firing and steaming produced by using industrial waste slag and its producing method |
| KR100969951B1 (en) * | 2010-01-25 | 2010-07-15 | 제이에스세라믹 주식회사 | Clay bricks using stone sludge and its manufacturing method thereof |
| CN102557541B (en) * | 2011-12-30 | 2013-04-10 | 重庆暄洁环保产业（集团）股份有限公司 | Concrete sidewalk brick capable of preventing green moss from growing |
| CN102531495B (en) * | 2011-12-30 | 2013-06-05 | 重庆暄洁环保产业（集团）股份有限公司 | Concrete road edge stones capable of preventing moss from growing |
| CN105906291A (en) * | 2016-04-21 | 2016-08-31 | 和县明生环保材料有限责任公司 | Hollow brick with addition of medicinal minerals and preparation method of same |
| CN107082616A (en) * | 2017-05-06 | 2017-08-22 | 安徽绿风环保节能材料有限公司 | A kind of anti-moss growth floor tile |
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Effective date of registration: 20210427 Address after: 246700 new building industrial park, Zongyang County Economic Development Zone, Tongling, Anhui Applicant after: ANHUI LIFENG BUILDING MATERIALS Co.,Ltd. Address before: 246700, Tongling County, Anhui City, Zongyang Province Zhou Cheng Cheng Village Applicant before: ANHUI JINFENG NEW BUILDING MATERIAL Co.,Ltd. |
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